A worker scrubs yellow soccer lines off of the field that the MLS Soccer Seattle Sounders share with the NFL football Seattle Seahawks, following a MLS Western Conference semifinal soccer match between the Sounders and Real Salt Lake, Friday, Nov. 2, 2012, in Seattle. Machine scrubbers will do the rest, but areas near big graphics like the Seahawks logo were cleaned by hand. The Seahawks will face the Minnesota Vikings on Sunday, Nov. 4, 2012. less

A worker scrubs yellow soccer lines off of the field that the MLS Soccer Seattle Sounders share with the NFL football Seattle Seahawks, following a MLS Western Conference semifinal soccer match between the ... more

Photo: AP

A worker scrubs yellow soccer lines off of the field that the MLS... Photo-3688720.51834 - seattlepi.com

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Minnesota Vikings' Adrian Peterson runs the ball in the first half of an NFL football game against the Seattle Seahawks, Sunday, Nov. 4, 2012, in Seattle.

Minnesota Vikings' Adrian Peterson runs the ball in the first half of an NFL football game against the Seattle Seahawks, Sunday, Nov. 4, 2012, in Seattle.

Seattle Seahawks quarterback Russell Wilson, left, is greeted by Seahawks' legend Warren Moon during warm-ups before an NFL football game against the Minnesota Vikings, Sunday, Nov. 4, 2012, in Seattle.

Seattle Seahawks quarterback Russell Wilson, left, is greeted by Seahawks' legend Warren Moon during warm-ups before an NFL football game against the Minnesota Vikings, Sunday, Nov. 4, 2012, in Seattle.

Minnesota Vikings' Adrian Peterson (28) breaks free for a 74-yard run against the Seattle Seahawks next to Vikings' Matt Asiata (48) and Percy Harvin (12) in the first half of an NFL football game, Sunday, Nov. 4, 2012, in Seattle. less

Minnesota Vikings' Adrian Peterson (28) breaks free for a 74-yard run against the Seattle Seahawks next to Vikings' Matt Asiata (48) and Percy Harvin (12) in the first half of an NFL football game, Sunday, Nov. ... more

Minnesota Vikings' Adrian Peterson (28) leaves Seattle Seahawks' Earl Thomas, lower left, on the ground after breaking a tackle in the first half of an NFL football game, Sunday, Nov. 4, 2012, in Seattle.

Minnesota Vikings' Adrian Peterson (28) leaves Seattle Seahawks' Earl Thomas, lower left, on the ground after breaking a tackle in the first half of an NFL football game, Sunday, Nov. 4, 2012, in Seattle.

Minnesota Vikings' Adrian Peterson reacts to scoring his second touchdown of the game as Seattle Seahawks' Richard Sherman stands at right, in the first half of an NFL football game, Sunday, Nov. 4, 2012, in Seattle. less

Minnesota Vikings' Adrian Peterson reacts to scoring his second touchdown of the game as Seattle Seahawks' Richard Sherman stands at right, in the first half of an NFL football game, Sunday, Nov. 4, 2012, in ... more

Seattle Seahawks' Golden Tate (81) leaps over Minnesota Vikings' Josh Robinson as Vikings' Everson Griffen, second from right, moves in as Tate runs for a touchdown in the first half of an NFL football game, Sunday, Nov. 4, 2012, in Seattle. less

Seattle Seahawks' Golden Tate (81) leaps over Minnesota Vikings' Josh Robinson as Vikings' Everson Griffen, second from right, moves in as Tate runs for a touch